In the following sentences underline the subject once, highlight the verb, label to direct object with DO, and label the indirect object with IO (please help me this is worth half my grade)

1. gymnastic coaches teach physical tumbling and acrobatic skills to gymnast.

2. gymnast sometimes offer local schools gymnastics demonstrations.

3. dr. Dudley Allen Sargent introduce the United States the sport of gymnastics.

4. his inventions gave the sport more than 30 pieces of apparatus.

5. judges give gymnast relatively unbiased scores by using specific guidelines.